Home / 99,687.37-149,556.27-33,127.84

Finding the Fourth Proportional to 99,687.37, 149,556.27 and 33,127.84

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Solution

The fourth proportional to 99,687.37, 149,556.27 and 33,127.84 is: 49,700.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,687.37 : 149,556.27 = 33,127.84 : x
  2. Step 2: Convert to fraction form
    99,687.37/149,556.27 = 33,127.84/x
  3. Step 3: Cross multiply
    99,687.37x = 149,556.27 × 33,127.84
  4. Step 4: Simplify right side
    99,687.37x = 4,954,476,183.56
  5. Step 5: Solve for x
    x = 4,954,476,183.56/99,687.37
  6. Step 6: Final answer
    x = 49,700.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.